1. Global Change for links to open new window
File: index.php
Find: <head> tag
Add: <base target=”_blank”>
2. Article Titles
File: index.php
Find: tag with “storytitle” class
Add: target=”_self” inside tag
3. Category Links
File: /wp-includes/template-functions-category.php
Find: function the_category
Add in 3 spots: target=”_self” inside tags
4. Comments Link
File: /wp-includes/template-functions-comment.php
Find: function comments_popup_link
Add: target=”_self” inside tag
5. Calendar (sidebar)
File: /wp-includes/template-functions-general.php
Find: function get_calendar
Add in 3 spots: target=”_self” inside tags
6. Category Links (sidebar)
File: /wp-includes/template-functions-category.php
Find: function list_cats
Add: target=”_self” inside tag (near bottom inside Foreach loop)
7. Archive Links (sidebar)
File: /wp-includes/template-functions-general.php
Find: function get_archives_link
Add in 2 spots: target=”_self” inside tags
8. Search Form (sidebar)
File: index.php
Find: <form> tag
Add: target=”_self” inside <form> tag
9. Misc. Links (sidebar) i.e. About Me
File: /index.php
Find: any instances
Add: target=”_self” inside tags
10. Comments Form submit
File: /wp-comments.php
Find: <form> tag
Add: add target=”_self” attribute
I believe this this infomration helps.
Best regards
Dan